Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1XUN callsign genealogy
Currently held by MATHIS, BRIAN P
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by N1XUN's current licensee, walking backwards.
- BILBATUA, YURI FTXgranted 2023-10-19cancelled 2023-11-07
Successor callsigns
Callsigns held now by people who previously held N1XUN.
- MATHIS, BRIAN PILgranted 2018-12-29
All historical holders
Every license row we've seen with the callsign N1XUN, oldest first.
- BILBATUA, YURI F TX2023-11-07 active
- MATHIS, BRIAN P— → cancelled 1999-02-26